Definition of ptosis Ptosis

pto•sis

We found 5 definitions of ptosis from 5 different sources.

What does ptosis mean?

WordNet

Noun

Plural: ptoses

ptosis - drooping of the upper eyelid caused by muscle paralysis and weakness

descensus, prolapse, prolapsus the slipping or falling out of place of an organ (as the uterus)

= synonym
= antonym
= related word

Wiktionary

ptosis (Noun)
The prolapse of a bodily organ, especially drooping of the eyelid.

Webster DictionaryWebster's Unabridged Dictionary 📘

ptosis (n.)
Drooping of the upper eyelid, produced by paralysis of its levator muscle.

Chambers DictionaryChamber's 20th Century Dictionary 📕

ptosis
tō′sis, n. inability to raise the upper eyelid. [Gr.,—piptein, to fall.]

Part of speech

🔤

ptosis, noun, singular of ptoses.

Pronunciation

Word frequency

Ptosis is...

Very rare

Rare

Normal

Common

Very Common

Rare

Normal

Common

Sign Language

ptosis in sign language

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